8m - width 7m - length 3.5m - height i has 4 appliances in 17kw cooker/grill - flueless 32kw boilers - room sealed 11kw fire - opemflue 6kw water heater - flueless
i have worked out that
17kw cooker/grill - No vent is required, but openable windows is required 32kw boilers - No vent is required, but openable windows is required 11kw fire - 11kw - 7kw(adventitious air) = 4kw 4x5 = 20cm2 FA 6kw water heater - No vent is required, but openable windows is required
I have worked out that i need a 20cm2 Free air vent is this correct ?
PS- there is a fan in the middle of the room does this affect anything ?
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